Author Question: The symbol 2 is used to represent the _____. a. variance of a population b. standard deviation of ... (Read 51 times)

geoffrey

  • Moderator
  • Hero Member
  • *****
  • Posts: 880
The symbol  2 is used to represent the _____.
 a. variance of a population
  b. standard deviation of a sample
  c. standard deviation of a population
  d. variance of a sample

Question 2

The power of a test is the probability that a true null hypothesis will be rejected.
  Indicate whether the statement is true or false



Pswine

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

a

Answer to Question 2

F



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

geoffrey

  • Moderator
  • Hero Member
  • *****
  • Posts: 880
Both answers were spot on, thank you once again




 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

For a complete list of videos, visit our video library